INDEX TO GENERA. 



Italics indicate a discarded name. 



Accipiter 49 



^gypius 6 



Aquila 107 



Archibuteo (see Triorchis) 



Astur 31 



Asturina 89 



Asturinula (see Kaupi- 



falco) 



Aviceda 167 



Baza 166 



Busarellus 95 



Butastur 147 



Buteo 68 



Buteogallus 96 



Buteola 89 



Catharista (see Cora- 



gyps) 



Cathartes 3 



Cerchneis 214 



Chelictinia 151 



Chondrohierax 157 



Circaetus 126 



Circus 18 



Climacocercus 25 



Coragyps 2 



Cuncuma 142 



Dissodectes 230 



Dryotriorchis 125 



Elanoides 150 



Elanus 160 



Erythropus 197 



Erythrotriorchis 65 



Eutolmaetus (see Hiera- 



aetus) 



Eutriorchis 125 



Falco 186 



Gampsonyx 163 



Geranoaetus 67 



Geranospizias 27 



Gymnogenys 16 



Gymnogyps 4 



Gypaetus 105 



Gypagus (see Sarcorham- 



phus) 



Gj^ohierax 145 



Gypoictinia 160 



Gyps 6 



Haliseetus 140 



Haliastur 145 



Harpa (see Nesierax) . . 



Harpia 104 



Harpagus 165 



Harpyhaliaetus 102 



Harpyopsis 104 



Helicolestes 156 



Helotarsus (see Teratho- 



pius) 



Henicopemis 173 



Herpetotheres 123 



